diff --git a/mods/io/init.lua b/mods/io/init.lua
index 0ff36b4..83ca608 100644
--- a/mods/io/init.lua
+++ b/mods/io/init.lua
@@ -5,27 +5,41 @@ local hand = {}
 local hands = {}
 
 function io.open(path, mode)
-
+	local proxy, path = vfs.resolve(path)
+	if not proxy then return nil, "file not found" end
 end
 
 function io.remove(path)
-
+	local proxy, path = vfs.resolve(path)
+	if not proxy then return false end
+	return proxy.remove(path)
 end
 
 function io.mkdir(path)
-
+	local proxy, path = vfs.resolve(path)
+	if not proxy then return false end
+	return proxy.makeDirectory(path)
 end
 
 function io.move(path, newpath)
-
+	local proxy1, path1 = vfs.resolve(path)
+	local proxy2, path2 = vfs.resolve(path)
+	if not proxy1 or not proxy2 then return false end
+	if proxy1 == proxy2 then
+		proxy1.rename(path1, path2)
+	end
 end
 
 function io.isreadonly(path)
-
+	local proxy = vfs.resolve(path)
+	if not proxy then return false end
+	return proxy.isReadOnly()
 end
 
 function io.exists(path)
-
+	local proxy, path = vfs.resolve(path)
+	if not proxy then return false end
+	return proxy.exists(path)
 end
 
 return io
\ No newline at end of file